age limits

Two States Vote To Raise Their Smoking Age To 21
Two States Vote To Raise Their Smoking Age To 21
Two States Vote To Raise Their Smoking Age To 21
Although they just legalized marijuana, Colorado joins Utah in the fight to make 21 the allotted age to purchase cigarettes. The legal age across the U.S. to purchase and drink alcohol is 21, so why are only two states considering the age increase for tobacco? Is this a good idea?